Patent US4611578A successfully refreshed from Google Patents.
US2592024A
Expired / Lapsed
US
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Timing valve
Assignee: FLO MATIC VALVE CO
•
Filing: 1949-05-25
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Granted: 1952-04-08
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Expires: 1969-05-25
Abstract
No abstract record available.
Inventors
- 👤 Goodroad Earl
- 👤 Elmer E Goodroad
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 03:25
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/44; F16K31/48; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86389
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1504068A
Cited
US2208956A
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US2259188A
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US2202721A
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US2315774A
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US2338804A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-08 | 1955-10-08 | 1956-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-08 | 1959-10-08 | 1960-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-08 | 1963-10-08 | 1964-04-08 | $7700.00 | Window Closed / Lapsed |